Triple

T18621710
Position Surface form Disambiguated ID Type / Status
Subject Sangerhausen E455166 entity
Predicate railwayConnection P848 FINISHED
Object Magdeburg–Erfurt railway
The Magdeburg–Erfurt railway is a major German rail line in central Germany that connects the cities of Magdeburg and Erfurt, serving as an important regional and long-distance transport corridor.
 E1334844 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Magdeburg–Erfurt railway | Statement: [Sangerhausen, railwayConnection, Magdeburg–Erfurt railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Magdeburg–Erfurt railway
Context triple: [Sangerhausen, railwayConnection, Magdeburg–Erfurt railway]
  • A. Magdeburg–Thale railway
    The Magdeburg–Thale railway is a German rail line in Saxony-Anhalt that connects the city of Magdeburg with the town of Thale in the Harz region, serving both regional passenger and freight traffic.
  • B. Halle–Magdeburg railway
    The Halle–Magdeburg railway is a major rail line in central Germany that connects the cities of Halle (Saale) and Magdeburg, serving as an important regional and long-distance transport corridor.
  • C. Berlin–Magdeburg railway
    The Berlin–Magdeburg railway is a major German rail line connecting the capital city Berlin with the city of Magdeburg, serving both regional and long-distance passenger and freight traffic.
  • D. Halle–Leipzig railway
    The Halle–Leipzig railway is a major German rail line in Saxony-Anhalt and Saxony that connects the cities of Halle (Saale) and Leipzig and forms part of an important regional and long-distance transport corridor.
  • E. Berlin–Dresden railway
    The Berlin–Dresden railway is a major German mainline rail route connecting the capital Berlin with the city of Dresden, serving both long-distance and regional passenger traffic.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Magdeburg–Erfurt railway
Triple: [Sangerhausen, railwayConnection, Magdeburg–Erfurt railway]
Generated description
The Magdeburg–Erfurt railway is a major German rail line in central Germany that connects the cities of Magdeburg and Erfurt, serving as an important regional and long-distance transport corridor.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Magdeburg–Erfurt railway
Target entity description: The Magdeburg–Erfurt railway is a major German rail line in central Germany that connects the cities of Magdeburg and Erfurt, serving as an important regional and long-distance transport corridor.
  • A. Magdeburg–Thale railway
    The Magdeburg–Thale railway is a German rail line in Saxony-Anhalt that connects the city of Magdeburg with the town of Thale in the Harz region, serving both regional passenger and freight traffic.
  • B. Halle–Magdeburg railway
    The Halle–Magdeburg railway is a major rail line in central Germany that connects the cities of Halle (Saale) and Magdeburg, serving as an important regional and long-distance transport corridor.
  • C. Berlin–Magdeburg railway
    The Berlin–Magdeburg railway is a major German rail line connecting the capital city Berlin with the city of Magdeburg, serving both regional and long-distance passenger and freight traffic.
  • D. Halle–Leipzig railway
    The Halle–Leipzig railway is a major German rail line in Saxony-Anhalt and Saxony that connects the cities of Halle (Saale) and Leipzig and forms part of an important regional and long-distance transport corridor.
  • E. Berlin–Dresden railway
    The Berlin–Dresden railway is a major German mainline rail route connecting the capital Berlin with the city of Dresden, serving both long-distance and regional passenger traffic.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d8d38cc7948190a55ea64e5638994e completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e54f0146f48190a872032db6e660c6 completed April 19, 2026, 9:54 p.m.
NED1 Entity disambiguation (via context triple) batch_6a050d765bb081908aab41aa6bb97fe4 completed May 13, 2026, 11:47 p.m.
NEDg Description generation batch_6a050f6306ac8190aa4d72627345cf55 completed May 13, 2026, 11:55 p.m.
NED2 Entity disambiguation (via description) batch_6a050ff68a7c8190bf82d00370f4b1d4 completed May 13, 2026, 11:57 p.m.
Created at: April 10, 2026, 11:46 a.m.